1 As of July 2024 Number of word-of-mouth: 1,484 Total of Kobo Smith Sapporo main store and Kobo Smith Keio Plaza Hotel Sapporo -CENTER- Based on the number of reviews on Google Map Method of extracting companies to be compared: Google Map Top 10 companies in search "pair rings, engagement rings, and wedding rings The number of comparative companies was calculated based on the number of reviews on Google Maps.

2 Review rating by Google Maps as of July 2024

3 Production results as of July 2024